UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H0JhxGjARqHhUz6aVOX+JeRNGmWVWY1/eSkeAA10Vqw=' 
WHERE 
  key_id = '91fc6ce8eb4404ba420b8fae54c783f6da445893b58c810a5a848a75661968d5' 
  AND (
    token = 'H0JhxGjARqHhUz6aVOX+JeRNGmWVWY1/eSkeAA10Vqw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )